Finding the Fourth Proportional to 49,078.56, 67,729.20 and 26,722.56

Step by Step Solution

1. Step 1: Write the proportion equation
   49,078.56 : 67,729.20 = 26,722.56 : x
2. Step 2: Convert to fraction form
   49,078.56/67,729.20 = 26,722.56/x
3. Step 3: Cross multiply
   49,078.56x = 67,729.20 × 26,722.56
4. Step 4: Simplify right side
   49,078.56x = 1,809,897,610.75
5. Step 5: Solve for x
   x = 1,809,897,610.75/49,078.56
6. Step 6: Final answer
   x = 36,877.56